CQI FEEDBACK FOR OFDMA SYSTEMS
    51.
    发明申请
    CQI FEEDBACK FOR OFDMA SYSTEMS 有权
    用于OFDMA系统的CQI反馈

    公开(公告)号:US20080207135A1

    公开(公告)日:2008-08-28

    申请号:US12036066

    申请日:2008-02-22

    IPC分类号: H04B7/005

    摘要: Embodiments of a feedback generator and decoder and methods of operating the feedback generator and decoder are presented. In one embodiment, the feedback generator includes a CQI compression module configured to provide a compressed CQI for the user equipment corresponding to at least one sub-band, where a sub-band is composed of at least one resource block. The feedback generator also includes a transmit module coupled to the CQI compression module and configured to transmit the compressed CQI to a serving base station. In one embodiment, the feedback decoder includes a receive module configured to receive a compressed CQI in the base station from user equipment corresponding to at least one sub-band. The feedback decoder also includes a CQI restoration module coupled to the receive module and configured to provide a restored CQI from the compressed CQI for the at least one sub-band.

    摘要翻译: 提出了反馈发生器和解码器的实施例以及操作反馈发生器和解码器的方法。 在一个实施例中,反馈发生器包括CQI压缩模块,该CQI压缩模块被配置为针对与至少一个子带相对应的用户设备提供压缩CQI,其中子带由至少一个资源块组成。 反馈发生器还包括耦合到CQI压缩模块并被配置为将压缩的CQI发送到服务基站的发送模块。 在一个实施例中,反馈解码器包括接收模块,其被配置为从与至少一个子带对应的用户设备接收基站中的压缩CQI。 所述反馈解码器还包括耦合到所述接收模块的CQI恢复模块,并且被配置为从所述至少一个子带的压缩CQI提供恢复的CQI。

    Carrier indication in a bandwidth aggregated wireless communications systems
    52.
    发明授权
    Carrier indication in a bandwidth aggregated wireless communications systems 有权
    带宽聚合无线通信系统中的载波指示

    公开(公告)号:US08767641B2

    公开(公告)日:2014-07-01

    申请号:US12947229

    申请日:2010-11-16

    IPC分类号: H04W4/00

    摘要: In this invention wireless communication of data between a user equipment and a base station including bandwidth aggregation of a plurality of component carriers, includes a first unit transmitting on a first component carrier a grant control signal the other unit specifying a second component carrier different to transmit the typically via a carrier indication field of 3 bits. The carrier indication field can be a one-to-one mapping to each possible second component carrier of a component carrier offset from an anchor carrier, which could be the first component carrier.

    摘要翻译: 在本发明中,用户设备与包括多个分量载波的带宽聚合的基站之间的数据的无线通信包括:第一单元,在第一分量载波上发送授权控制信号,所述另一单元指定不同于传输的第二分量载波 通常通过3位的载波指示字段。 载波指示字段可以是与锚定载波偏移的分量载波的每个可能的第二分量载波的一对一映射,所述锚定载波可以是第一分量载波。

    Channel quality report processes, circuits and systems
    53.
    发明授权
    Channel quality report processes, circuits and systems 有权
    渠道质量报告流程,电路和系统

    公开(公告)号:US08699602B2

    公开(公告)日:2014-04-15

    申请号:US12327463

    申请日:2008-12-03

    IPC分类号: H04B7/02

    摘要: An electronic device includes a first circuit (111) operable to generate at least a first and a second channel quality indicator (CQI) vector associated with a plurality of subbands for each of at least first and second spatial codewords respectively and generate a first and a second reference CQI for the first and second spatial codewords, and operable to generate a first and a second differential subbands CQI vector for each spatial codeword and generate a differential between the second reference CQI and the first reference CQI, and further operable to form a CQI report derived from the first and the second differential subbands CQI vector for each spatial codeword as well as the differential between the second reference CQI and the first reference CQI; and a second circuit (113) operable to initiate transmission of a signal communicating the CQI report. Other electronic devices, processes and systems are also disclosed.

    摘要翻译: 电子设备包括第一电路(111),其可操作以分别为至少第一和第二空间码字中的每一个分别生成与多个子带相关联的至少第一和第二信道质量指示符(CQI)向量,并产生第一和第 用于第一和第二空间码字的第二参考CQI,并且可操作以为每个空间码字生成第一和第二差分子带CQI向量,并且在第二参考CQI和第一参考CQI之间生成差分,并且还可用于形成CQI 从每个空间码字的第一和第二差分子带CQI矢量得到的报告以及第二参考CQI和第一参考CQI之间的差分; 以及可操作以启动传送CQI报告的信号的传输的第二电路(113)。 还公开了其它电子设备,过程和系统。

    CONFIGURATION OF RANK INDICATOR REPORTING INSTANCES
    55.
    发明申请
    CONFIGURATION OF RANK INDICATOR REPORTING INSTANCES 有权
    排名指标报告实体的配置

    公开(公告)号:US20120302250A1

    公开(公告)日:2012-11-29

    申请号:US13566059

    申请日:2012-08-03

    IPC分类号: H04W72/04

    摘要: A method for setting a periodicity and an offset in rank indicator (RI) reporting in a user equipment in a wireless communication system receives a radio resource control (RRC) signal from a base station, decodes a RI periodicity and offset configuration index, sets the periodicity and offset in accordance with said decoded periodicity and offset configuration index and reports a RI according to the set periodicity and offset. The periodicity is an integer and reporting a RI reports with equal the product of the periodicity and a period of reporting of the channel quality indicator (CQI) and the precoding matrix indicator (PMI).

    摘要翻译: 在无线通信系统中的用户设备中的用于设置秩指示符(RI)报告中的周期性和偏移量的方法从基站接收无线资源控制(RRC)信号,对RI周期性和偏移配置索引进行解码, 周期性和偏移量根据所述解码周期和偏移配置指数,并根据设定的周期和偏移报告RI。 周期性是一个整数,报告RI报告与周期的乘积和信道质量指标(CQI)和预编码矩阵指标(PMI)的报告周期相等。

    Implicit CSI Feedback for DL Multiuser MIMO Transmission
    56.
    发明申请
    Implicit CSI Feedback for DL Multiuser MIMO Transmission 审中-公开
    DL多用户MIMO传输的隐式CSI反馈

    公开(公告)号:US20120270535A1

    公开(公告)日:2012-10-25

    申请号:US12969165

    申请日:2010-12-15

    IPC分类号: H04W24/10

    摘要: This invention is method of implicit channel state information (CSI) feedback for multiuser multiple input, multiple output (MU-MIMO) communication between a base station (eNB) and a plurality of user equipment (UE). Each user equipment reporting a plurality of single user precoding matrix indicators (PMI) including a first PMI indicating a recommended optimum precoding matrix and at least one further PMI indicating information for beamforming at said base station. The base station communicates with each user equipment based on precoding matrix indicators received from the plurality of user equipment.

    摘要翻译: 本发明是基站(eNB)和多个用户设备(UE)之间的多用户多输入多输出(MU-MIMO)通信的隐式信道状态信息(CSI)反馈方法。 报告多个单用户预编码矩阵指示符(PMI)的每个用户设备,包括指示推荐的最佳预编码矩阵的第一PMI和在所述基站处指示用于波束成形的信息的至少一个另外的PMI。 基站基于从多个用户设备接收到的预编码矩阵指示符与每个用户设备进行通信。

    Transmission Modes and Signaling for Uplink MIMO Support or Single TB Dual-Layer Transmission in LTE Uplink
    57.
    发明申请
    Transmission Modes and Signaling for Uplink MIMO Support or Single TB Dual-Layer Transmission in LTE Uplink 有权
    LTE上行链路上行MIMO支持或单TB双层传输的传输模式和信令

    公开(公告)号:US20120219042A1

    公开(公告)日:2012-08-30

    申请号:US13098967

    申请日:2011-05-02

    IPC分类号: H04L25/49 H04B1/38

    摘要: This invention is a method of mapping data in a wireless communication system. The method includes forming a first frame having plural positions at a first transmitter. The first frame has a first plurality of reference signals. A second frame having plural positions corresponding to the plural positions of the first frame is formed at a second transmitter remote from the first transmitter. The second frame has a second plurality of reference signals. A plurality of data signals is inserted into the first frame at positions that are not occupied by either the first or second plurality of reference signals. The plurality of data signals is inserted into the second frame at positions that are not occupied by either the first or second plurality of reference signals. The first and second frames are transmitted to a remote receiver.

    摘要翻译: 本发明是一种在无线通信系统中映射数据的方法。 该方法包括在第一发送器处形成具有多个位置的第一帧。 第一帧具有第一多个参考信号。 具有与第一帧的多个位置对应的多个位置的第二帧形成在远离第一发射机的第二发射机上。 第二帧具有第二多个参考信号。 多个数据信号在未被第一或第二多个参考信号中的任一个占据的位置插入到第一帧中。 多个数据信号在未被第一或第二多个参考信号中的任一个占据的位置插入到第二帧中。 第一帧和第二帧被发送到远程接收机。

    CIRCUIT AND METHOD FOR MAPPING DATA SYMBOLS AND REFERENCE SIGNALS FOR COORDINATED MULTI-POINT SYSTEMS
    58.
    发明申请
    CIRCUIT AND METHOD FOR MAPPING DATA SYMBOLS AND REFERENCE SIGNALS FOR COORDINATED MULTI-POINT SYSTEMS 审中-公开
    用于映射数据符号的电路和方法以及协调多点系统的参考信号

    公开(公告)号:US20100189038A1

    公开(公告)日:2010-07-29

    申请号:US12690412

    申请日:2010-01-20

    IPC分类号: H04W4/00 H04J3/24

    摘要: A method of mapping data in a wireless communication system is disclosed. The method includes forming a first frame (504) having plural positions at a first transmitter (eNB 1, 200). The first frame has a first plurality of reference signals (500). A second frame (508) has plural positions corresponding to the plural positions of the first frame and is formed at a second transmitter (eNB 2, 450) that is remote from the first transmitter. The second frame has a second plurality of reference signals (506). A plurality of data signals (S1, S2) is inserted into the first frame at positions that are not occupied by either the first or second plurality of reference signals. The plurality of data signals (S1, S2) is inserted into the second frame at positions that are not occupied by either the first or second plurality of reference signals. The first and second frames are transmitted to a remote receiver (UE 1, 106).

    摘要翻译: 公开了一种在无线通信系统中映射数据的方法。 该方法包括在第一发射机(eNB 1,200)处形成具有多个位置的第一帧(504)。 第一帧具有第一多个参考信号(500)。 第二帧(508)具有对应于第一帧的多个位置的多个位置,并且形成在远离第一发射机的第二发射机(eNB2,450)上。 第二帧具有第二多个参考信号(506)。 在第一或第二多个参考信号中没有占据的位置处,将多个数据信号(S1,S2)插入到第一帧中。 多个数据信号(S1,S2)在未被第一或第二多个参考信号中的任一个占用的位置插入第二帧。 第一和第二帧被发送到远程接收器(UE1,106)。

    DOWNLINK RANK INDICATION AND UPLINK RANK REPORTING FOR DEDICATED BEAMFORMING
    59.
    发明申请
    DOWNLINK RANK INDICATION AND UPLINK RANK REPORTING FOR DEDICATED BEAMFORMING 审中-公开
    下行排队指示和上行排队报告用于专用波束形成

    公开(公告)号:US20100091678A1

    公开(公告)日:2010-04-15

    申请号:US12576398

    申请日:2009-10-09

    IPC分类号: H04L12/26 H04L27/28

    摘要: A network transmitter and receiver are for use with a network MIMO super cell. The network transmitter includes a rank control unit configured to provide a rank indication for a dedicated beamforming transmission from the network MIMO super cell, wherein the rank indication corresponds to spatial multiplexing of multiple data streams for the dedicated beamforming transmission. The network transmitter also includes a transmission unit configured to signal the rank indication. The network receiver includes a reception unit configured to receive a dedicated beamforming transmission within the network MIMO super cell. The network receiver also includes a rank processing unit configured to process a rank indication for the dedicated beamforming transmission corresponding to spatial multiplexing of multiple data streams for the dedicated beamforming transmission.

    摘要翻译: 网络发射机和接收机用于网络MIMO超级小区。 网络发射机包括等级控制单元,其配置为从网络MIMO超小区提供专用波束成形传输的秩指示,其中秩指示对应于专用波束成形传输的多个数据流的空间复用。 网络发射机还包括被配置为发送等级指示的传输单元。 网络接收机包括被配置为在网络MIMO超小区内接收专用波束成形传输的接收单元。 网络接收机还包括等级处理单元,其被配置为处理与用于专用波束成形传输的多个数据流的空间复用相对应的专用波束成形传输的秩指示。

    MODE SWITCHING FOR A DOWNLINK COORDINATED MULTIPOINT COMMUNICATION
    60.
    发明申请
    MODE SWITCHING FOR A DOWNLINK COORDINATED MULTIPOINT COMMUNICATION 审中-公开
    用于下行协调多点通信的模式切换

    公开(公告)号:US20100074183A1

    公开(公告)日:2010-03-25

    申请号:US12566450

    申请日:2009-09-24

    IPC分类号: H04W88/00 H04B7/02

    摘要: A mode-switching network transmitter is for use with a network MIMO super cell and includes a super cell control unit configured to orchestrate a transmission from the network MIMO super cell, wherein the transmission is supplied from a portion of super cell transmission points. The mode-switching network transmitter also includes a transmission unit configured to provide the transmission. Additionally, a transmission mode-switching receiver is for use with user equipment in a network MIMO super cell and includes a reception unit configured to receive a transmission for the user equipment within the network MIMO super cell. The transmission mode-switching receiver also includes a processing unit configured to process the transmission, wherein the transmission is supplied from a portion of super cell transmission points.

    摘要翻译: 模式切换网络发射机与网络MIMO超小区一起使用,并且包括配置成协调来自网络MIMO超小区的传输的超小区控制单元,其中,从超小区传输点的一部分提供传输。 模式切换网络发射机还包括被配置为提供传输的传输单元。 另外,传输模式切换接收机用于网络MIMO超小区中的用户设备,并且包括:接收单元,被配置为接收网络MIMO超小区内的用户设备的传输。 传输模式切换接收机还包括处理所述传输的处理单元,其中所述传输是从超小区传输点的一部分提供的。